[estevez]

>The various decade long studies on Ritalin also show it to be largely useless and harmful.

Twenty seconds on Google Scholar would lead me to the opposite conclusion. Your source?

[Detrus]

My source is this very article we're commenting on, citing those decade long studies.

[estevez]

If that's the case then I disagree with your characterization; I don't see any passage that refers to decade long studies that show that Ritalin is "harmful" in the long-term.